Related Experiment Videos
Interfacing a modern signal averager to a minicomputer
Electroencephalography and Clinical Neurophysiology
|November 1, 1981
Summary
A new bidirectional interface enables reliable data transfer between a signal averager and a minicomputer over 20m lines. This system facilitates efficient data handling for scientific research.
Area of Science:
- Biomedical Engineering
- Computer Science
- Data Acquisition Systems
Background:
- Signal averagers are crucial for enhancing signal-to-noise ratios in experimental data.
- Minicomputers offer powerful data processing capabilities but require efficient data input methods.
Purpose of the Study:
- To design and implement a bidirectional data interface.
- To ensure reliable data transfer between a Nicolet 1170 signal averager and a PDP-11/34 minicomputer.
Main Methods:
- Development of a custom bidirectional interface hardware.
- Integration of the interface with both the signal averager and the minicomputer.
- Testing the interface's functionality with 20-meter data lines.
Main Results:
- The bidirectional interface was successfully designed and operated.
- Reliable data transfer was demonstrated over a 20-meter distance.
- The system proved effective for connecting the Nicolet 1170 and PDP-11/34.
Conclusions:
- The developed interface provides a robust solution for data exchange.
- This facilitates advanced data analysis by combining signal averaging and minicomputer processing.
- The system's reliability over 20m lines supports practical laboratory applications.